Rocco Constantino can be found on Twitter (@OfficialMLBRFC) and his writing came be found on BallNine.

He is available as a podcast or radio guest to talk baseball history or the current state of the game. Constantino is also available for guest columns and book reviews . Former Major League players who would also like to be featured or promote a cause or product through Constantino's Spitballin' series can reach out via email.

EMAIL ROCCO CONSTANTINO HERE: Rocco@BallNine.com